Home / 7,589,806.80-11,384,710.20-2,198,633.10

Finding the Fourth Proportional to 7,589,806.80, 11,384,710.20 and 2,198,633.10

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Solution

The fourth proportional to 7,589,806.80, 11,384,710.20 and 2,198,633.10 is: 3,297,949.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,589,806.80 : 11,384,710.20 = 2,198,633.10 : x
  2. Step 2: Convert to fraction form
    7,589,806.80/11,384,710.20 = 2,198,633.10/x
  3. Step 3: Cross multiply
    7,589,806.80x = 11,384,710.20 × 2,198,633.10
  4. Step 4: Simplify right side
    7,589,806.80x = 25,030,800,679,627.62
  5. Step 5: Solve for x
    x = 25,030,800,679,627.62/7,589,806.80
  6. Step 6: Final answer
    x = 3,297,949.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.